Fos-sur-Mer · report
Renovation in Fos-sur-Mer
In 2025, 3% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 3%
Homes authorised in Fos-sur-Mer: new buildings and existing ones
Dwellings authorised each year, by the year the permit was granted: in new buildings, and by works on existing buildings (conversions, extensions, changes of use). SDES Sitadel.
- Existing buildings
- New buildings
Show the numbers
| Year | New buildings | Existing buildings | Total |
|---|---|---|---|
| 2025 | 66 | 2 | 68 |
| 2024 | 29 | — | 29 |
| 2023 | 159 | — | 159 |
| 2022 | 168 | 3 | 171 |
| 2021 | 140 | 3 | 143 |
| 2020 | 31 | — | 31 |
| 2019 | 32 | 10 | 42 |
| 2018 | 30 | 4 | 34 |
| 2017 | 29 | 8 | 37 |
| 2016 | 51 | — | 51 |
| 2015 | 41 | — | 41 |
| 2014 | 62 | 7 | 69 |
| 2013 | 32 | 10 | 42 |
Only permits that create dwellings are listed, so renovation that adds no home (refurbishing, insulating, re-roofing) is not counted. A permit is permission to build, not a finished home. The current year is left out until it is complete.
Other reports for Fos-sur-Mer
At the median sale price, a 90 m² home costs €277,650. With 10% down and a 30-year mortgage, the payment is €1,081 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 25%
- Payment, one income
- 49%
Owning a 90 m² apartment costs less each month than renting it. Owning counts interest, running costs and the return the deposit could earn, at apartments' median sale price; rent is the asking rent. Repaying the loan is saving, so it is left out.
- Rent per month
- €1,352
- Owning per month
- €785
Figures for Bouches-du-Rhône: Fos-sur-Mer has no reliable figures of its own.
24.5% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 8,951
In 2022 the population grew by 168 while 222 homes were started: 0.8 new residents for every new home.
- New residents per new home, 2022
- 0.8
- Population change, 2022
- +168
4.1% of the 7,205 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 4.1%
- Empty homes
- 299